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South Dakota · SD
South Dakota CDL
Knowledge Test
Everything you need to pass the South Dakota CDL knowledge test. The same FMCSA-standardized questions used across all 50 states.
Total CDL fee
$40
CLP wait
14 days
Min age
18+
To pass
80%
CDL Test Sections
The CDL knowledge test is administered by section. Passing score for all sections is 80%.
✓
General KnowledgeREQUIRED
50 questions · Pass with 40+
A
Air Brakes
25 questions · Pass with 20+
C
Combination Vehicles
20 questions · Pass with 16+
H
Hazardous Materials (HazMat)
30 questions · Pass with 24+
D
Doubles & Triples
20 questions · Pass with 16+
T
Tanker Vehicles
20 questions · Pass with 16+
P
Passenger Transport
20 questions · Pass with 16+
S
School Bus
20 questions · Pass with 16+
What to Know About CDL in South Dakota
South Dakota CDL fees: approximately $40 total (CLP $20 + CDL $20)
South Dakota is a major agricultural state — livestock, grain, and corn ethanol trucking dominate
I-90 across South Dakota is a primary coast-to-coast freight route
South Dakota has no income tax, attracting trucking company registrations
CDL holders must hold CLP for at least 14 days before taking the CDL skills test
South Dakota DPS exam sites provide computerized CDL knowledge testing
Legal notice
This information is provided for educational purposes only. Requirements can change. Always verify with South Dakota Department of Public Safety (DPS) for the most current information.
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